Home / 34,320,082.20-47,362,638.42-20,192,254.89

Finding the Fourth Proportional to 34,320,082.20, 47,362,638.42 and 20,192,254.89

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Solution

The fourth proportional to 34,320,082.20, 47,362,638.42 and 20,192,254.89 is: 27,865,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,320,082.20 : 47,362,638.42 = 20,192,254.89 : x
  2. Step 2: Convert to fraction form
    34,320,082.20/47,362,638.42 = 20,192,254.89/x
  3. Step 3: Cross multiply
    34,320,082.20x = 47,362,638.42 × 20,192,254.89
  4. Step 4: Simplify right side
    34,320,082.20x = 956,358,467,239,547
  5. Step 5: Solve for x
    x = 956,358,467,239,547/34,320,082.20
  6. Step 6: Final answer
    x = 27,865,855.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.